Distance calculator

Great-circle distance. Enter an airport ICAO / IATA code or coordinates (for example 52.1657, 20.9671).

KILE · Skylark Field → KSTL · St. Louis Lambert International Airport

Distance
583.9 nm
1,081.3 km · 671.9 mi
Course (true)
036°
Reverse course
220°
Flight time
1:20

Straight great-circle distance, not a route. Course is true, not magnetic.